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Circuits and Circuit Theory - Interview Questions and Answers

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21. The r.m.s. value and mean value is the same in the case of
A. triangular wave
B. sine wave
C. square wave
D. half wave rectified sine wave
Explanation: ANSWER : : square wave Explanation :
22. Two waves of the same frequency have opposite phase when the phase angle between them is
A. 360�
B. 180�
C. 90�
D. 0�
Explanation: ANSWER : : 180� Explanation :
23. The voltage of domestic supply is 220V. This figure represents
A. mean value
B. r.m.s. value
C. peak value
D. average value
Explanation: ANSWER : : mean value Explanation :
24. Form Factor is the ratio of
A. average value/r.m.s. value
B. average value/peak value
C. r.m.s. value/average value
D. r.m.s. value/peak value
Explanation: ANSWER : : r.m.s. value/average value Explanation :
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